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                                    Rain pouring down at an angle α with the vertical has a speed of 10 m/s. A girl runs against the rain with the speed of 8 m/s and sees that the rain makes an angle β with the vertical, then relation between α and β is | 
                            
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Answer»  Rain pouring down at an angle α with the vertical has a speed of 10 m/s. A girl runs against the rain with the speed of 8 m/s and sees that the rain makes an angle β with the vertical, then relation between α and β is  | 
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